A guide to breaking the MS-DOS 640K barrier with protected-mode programming. Each chapter is a comprehensive tutorial on how to implement DOS extenders in an applications program. This revision includes coverage of DOS 5, Windows 3, and DPMI 1.0. Annotation copyright Book News, Inc. Portland, Or.

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Better World Books is a for-profit, socially conscious business and a global online bookseller that collects and sells new and used books online, matching each purchase with a book donation. Each sale generates funds for literacy and education initiatives in the U.S., the UK, and around the world. Since its launch in 2003, Better World Books has raised over $35 million for libraries and literacy, donated over 38 million books, and reused or recycled more than 475 million books.

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